- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-661" - Not available
BMW - 5 (E39, WB), 3, 1, 6, 7; FORD - Focus, Fiesta; AUDI - A4; CHEVROLET - Aveo; CITROËN - C5; DACIA - Logan; ...